How severe is CVE-2018-16117?

CVE-2018-16117 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-16117 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16117?

CVE-2018-16117 primarily affects Sophos Sfos. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-16117?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-16117 published?

CVE-2018-16117 was published on 2019-06-20 and last updated on 2026-06-17.

CVE-2018-16117

CVE-2018-16117 is a high-severity vulnerability in Sophos Sfos with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 44% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 44% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Sophos Sfos
Published: 2019-06-20
Last modified: 2026-06-17

Description

A shell escape vulnerability in /webconsole/Controller in Admin Portal of Sophos XG firewall 17.0.8 MR-8 allow remote authenticated attackers to execute arbitrary OS commands via shell metacharacters in the "dbName" POST parameter.

Frequently asked questions

What is CVE-2018-16117?: A shell escape vulnerability in /webconsole/Controller in Admin Portal of Sophos XG firewall 17.0.8 MR-8 allow remote authenticated attackers to execute arbitrary OS commands via shell metacharacters in the "dbName" POST parameter.
How severe is CVE-2018-16117?: CVE-2018-16117 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-16117 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16117?: CVE-2018-16117 primarily affects Sophos Sfos. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-16117?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-16117 published?: CVE-2018-16117 was published on 2019-06-20 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:sophos:sfos:*:*:*:*:*:*:*:*
cpe:2.3:o:sophos:sfos:17.1:-:*:*:*:*:*:*
cpe:2.3:o:sophos:sfos:17.1:maintenance_release1:*:*:*:*:*:*

More vulnerabilities in Sophos Sfos

CVE-2022-1040 — Critical (CVSS 9.8): An authentication bypass vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in…
CVE-2020-11503 — Critical (CVSS 9.8): A heap-based buffer overflow in the awarrensmtp component of Sophos XG Firewall v17.5 MR11 and older potentially allows…
CVE-2020-12271 — Critical (CVSS 9.8): A SQL injection issue was found in SFOS 17.0, 17.1, 17.5, and 18.0 before 2020-04-25 on Sophos XG Firewall devices, as…
CVE-2018-16116 — High (CVSS 8.8): SQL injection vulnerability in AccountStatus.jsp in Admin Portal of Sophos XG firewall 17.0.8 MR-8 allow remote…
CVE-2018-16118 — High (CVSS 8.1): A shell escape vulnerability in /webconsole/APIController in the API Configuration component of Sophos XG firewall…
CVE-2017-18014 — Medium (CVSS 6.1): An NC-25986 issue was discovered in the Logging subsystem of Sophos XG Firewall with SFOS before 17.0.3 MR3. An…

All CVEs affecting Sophos Sfos →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-19188 — Critical (CVSS 10.0): A critical OS command injection vulnerability has been identified in the Haiwell IoT Cloud HMI Gateway product. The…
CVE-2026-48362 — Critical (CVSS 10.0): ColdFusion is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')…
CVE-2026-16812 — Critical (CVSS 10.0): VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue may allow a remote attacker to access…
CVE-2026-6516 — Critical (CVSS 10.0): Zohocorp ManageEngine ADAudit Plus versions before 8606 are affected by Unauthenticated Remote code execution due to…
CVE-2026-46339 — Critical (CVSS 10.0): 9Router is an AI router & token saver. From 0.4.30 until 0.4.37, 9Router's src/proxy.js middleware did not protect…
CVE-2026-59726 — Critical (CVSS 10.0): Ruflo is an agent meta-harness for Claude Code and Codex. Prior to 3.16.3, ruflo's default docker-compose deployment…

Browse all CWE-78 (OS Command Injection) vulnerabilities →